[github] Remove unnecessary Java 11 setup for actions

Java 11 is used by default.

Signed-off-by: Alexander Borsuk <me@alex.bio>

.github/workflows/android-beta.yaml

@@ -38,11 +38,6 @@ jobs:
           sudo apt-get update -y
           sudo apt-get install -y ninja-build
 
-      - name: Set up JDK 11
-        uses: actions/setup-java@v1
-        with:
-          java-version: 11
-
       - name: Checkout sources
         uses: actions/checkout@v2
         with:

.github/workflows/android-monkey.yaml

@@ -41,11 +41,6 @@ jobs:
           sudo apt-get update -y
           sudo apt-get install -y ninja-build
 
-      - name: Set up JDK 11
-        uses: actions/setup-java@v1
-        with:
-          java-version: 11
-
       - name: Install Google SDK
         uses: google-github-actions/setup-gcloud@v0
 

.github/workflows/android-release.yaml

@@ -74,11 +74,6 @@ jobs:
           sudo apt-get update -y
           sudo apt-get install -y ninja-build
 
-      - name: Set up JDK 11
-        uses: actions/setup-java@v1
-        with:
-          java-version: 11
-
       - name: Checkout sources
         uses: actions/checkout@v2
         with: